J. P. Busby, A. S. D. Walker & K. E. Rollin 2006. Regional Geophysics of South-east England. Version 1.0 on CD-ROM. Keyworth: British Geological Survey. Price £25.00. G. S. Kimbell, R. M. Carruthers, A. S. D. Walker & J. P. Williamson 2006. Regional Geophysics of Southern Scotland and Northern England. Version 1.0 on CD-ROM. Keyworth: British Geological Survey. Price £25.00.

The British Geological Survey holds the most extensive gravity and magnetic databases for the UK and surrounding regions. Until recently these data have only been publicly available through a series of coloured maps and papers published in the scientific literature. These CD-ROMs go a step further by combining maps with new text, based on published research. England, Wales and Scotland are divided into four areas and these two CDs are the first in the series. At present there does not appear to be a plan to cover Northern Ireland. The packaging states that the disks are designed to run on a PC running Internet Explorer® and that there may be problems viewing some of the …